Only the secular holidays of Republic Day, Independence Day and Mahatma Gandhi’s Birthday are observed nationally.
Public holidays in India tend to be observed on a strictly regional basis. The above dates are Government of India holidays, when government offices will be closed nationwide. In addition, there are numerous festivals and fairs which are also observed in some states as holidays, the dates of which change from year to year.
Muslim festivals are timed according to local sightings of various phases of the moon and the dates given above are the latest known dates.
Although not government official holidays, Christmas Day and New Year’s Day are observed nationally.